Sets an ETag to be matched as a pre-condition for copying the source object,
otherwise returns a PreconditionFailed.

Declaration Syntax

C#

[ObsoleteAttribute("The With methods are obsolete and will be removed in version 2 of the AWS SDK for .NET. See http://aws.amazon.com/sdkfornet/#version2 for more information.")]
publicCopyObjectRequestWithETagToMatch(
stringetagToMatch
)

Copies the object if its entity tag (ETag) matches
the specified tag; otherwise return a 412 (precondition failed).
Constraints: This property can be used with IfUnmodifiedSince,
but cannot be used with other conditional copy properties.